package com.test.gpa.security.Impl;

import com.alibaba.fastjson.JSON;
import com.test.gpa.security.config.ResponseResult;
import com.test.gpa.security.util.WebUtils;
import org.springframework.http.HttpStatus;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.AuthenticationEntryPoint;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * 重写登录失败
 */
@Component
public class AuthenticationEntryPointImpl implements AuthenticationEntryPoint {
    @Override
    public void commence(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, AuthenticationException e)
            throws IOException, ServletException {
        System.out.println("登录失败方法");
        ResponseResult result = new ResponseResult(HttpStatus.UNAUTHORIZED.value(), "用户认证失败，请重新登录。");
        String jsonString = JSON.toJSONString(result);
        WebUtils.renderString(httpServletResponse, jsonString);
        return;
    }
}
